Method clear

cache/lru_cache.ts:335–361

* Clears the cache. * * @experimental **UNSTABLE**: New API, yet to be vetted. * * @example Usage * ```ts * import { LruCache } from "@std/cache"; * import { assertEquals } from "@std/assert/equals"; * * const cache = new LruCache (100); * * cache.set(

()

   * ```
   */
  override clear(): void {
    if (this.#ejecting) {
      throw new TypeError(
        "Cannot clear LruCache: cache is not re-entrant during onEject callbacks",
      );
    }
    if (!this.#eject) {
      super.clear();
      return;
    }
    const entries = [...super.entries()];
    super.clear();
    this.#ejecting = true;
    let error: unknown;
    try {
      for (const [key, value] of entries) {
        try {
          this.#eject(key, value, "cleared");
        } catch (e) {
          error ??= e;
        }
      }
    } finally {
      this.#ejecting = false;
    }
    if (error !== undefined) throw error;
  }
}